Hiroaki Itoh

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Battery case and terminal cover
- Patent number 5,405,716
- Issue date Apr 11, 1995
- Sony Corporation
- Morio Yoshimatsu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Connecting system for supplying electrical power to a device in pla...
- Patent number 5,306,956
- Issue date Apr 26, 1994
- Sony Corporation
- Tamon Ikeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Battery casing
- Patent number 5,183,714
- Issue date Feb 2, 1993
- Sony Corporation
- Hidero Mitsui
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Portable projector
- Patent number 5,170,196
- Issue date Dec 8, 1992
- Sony Corporation
- Hiroaki Itoh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY